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Oslo Stock Exchange All Share Index GJR-GARCH Volatility Analysis

Volatility prediction for Thursday, October 22nd, 2026

1 Day

12.82%

increased by 0.24%

1 Week

13.40%

increased by 0.82%

1 Month

15.07%

increased by 2.49%

Analysis last updated: Thursday, October 22, 2026 at 05:41 PM UTC

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Date Range:

from

10/21/2024

to

10/21/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Oslo Stock Exchange All Share Index GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1990 to Oct 16, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 249% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 249% more than positive returns
ParamValuet-stat
ωconst0.0566
4.81***
αARCH0.0506
4.63***
βGARCH0.8478
60.25***
γleverage0.1261
4.47***

0.961

Persistence

18d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0566
4.81***
α

ARCH

Response to squared shocks

0.0506
4.63***
β

GARCH

Volatility persistence

0.8478
60.25***
γ

leverage

Additional response to negative shocks

0.1261
4.47***

Persistence:

0.961

Half-life:

18 days